Boating Knowledge Base
Have a sailing question? Access NauticEd’s sailing and boating knowledge base, and gain in-depth answers to your sailing questions. If you’re interested in powerboating, visit our new powerboating blog.

Latitude and Longitude
The latitude and longitude coordinate system is the key navigational concept for sailing. It is the mariner’s coordinate system.
October 12, 2023/by Grant Headifen
Fire on a Sailboat
Putting out fires quickly is essential. The sooner you find the source the quicker the fire can be extinguished.
October 21, 2023/by Grant Headifen
Leaving the Dock – End Ties
Wind pushing you away from the dock - This is the simplest scenario. Once you are confident of your plan, release and stow dock lines, then allow the wind to push the boat clear of other obstacles.
May 5, 2024/by Grant Headifen
Water and Water Making on Bareboat Charter
Aboard, drinkable water is indeed a limited supply - very limited.
April 13, 2024/by Grant HeadifenSailboat Battery Usage
Batteries are a vessel’s major source of power for many essential functions both when in the slip and while sailing.
October 20, 2023/by Grant Headifen
Sailboat Battery Charging
Like a water bucket, batteries have a specific storage capacity and must be refilled/recharged when their contents of energy are depleted.
October 20, 2023/by Grant HeadifenDocking Maneuvers with Dual Rudders
With Dual Rudders there is no ability to spring the boat onto or off the dock! You have no water velocity over the rudders from either boat velocity or propwash.
May 24, 2024/by Grant Headifen
Electrical Measurements
To be prepared and understand electrical power usage on a modern vessel, it is important to learn a few basic terms and concepts.
October 17, 2023/by Grant Headifen
Personal Flotation Devices
The terms “life jacket” and “PFD” are interchangeable, with the latter used in the USA and the former used in most of the rest of the world.
October 17, 2023/by Grant Headifen
Rudder Force with Spring Lines
The rudder can be a big help because it can change the direction of the thrust force.
April 29, 2024/by Grant Headifen
Sailboat Electrical Panels
The sailboat electrical panel, located at the navigation station, normally has two distinct and separately marked sections; one section is devoted to 110-volt or 220-volt AC power and...
October 13, 2023/by Grant Headifen
Plumbing and Tankage – Getting Familiar with a Charter Boat
A diaphragm pump below directs flow from the water tank(s) to various faucets throughout the boat. You'll always begin a charter with full water tanks but understand that water conservation is still required.
April 4, 2024/by Grant Headifen
Anchoring Rode and Scope
To hold a sailboat, the anchor must naturally be attached to the vessel. This is accomplished by using “rode,” which is either all chain or a combination of rope (nylon line) and chain. Learn from this interactive animation.
July 20, 2026/by Grant Headifen
Overtaking Vessels
When overtaking another vessel, we quote the rules exactly because they are incredibly clear...
August 28, 2023/by Grant HeadifenMooring a Sailboat
Mooring a vessel means attaching it to a float that is firmly and permanently anchored to the sea bottom.
October 14, 2023/by Grant Headifen
Lights on ATONS
Lights are installed on some ATONS. The lights are usually alternating on and off on some consistent interval to distinguish one ATON from another.
October 24, 2023/by Grant Headifen
Terms Port – Starboard – Forward – Aft
In discussing sail trim, certain terminologies must be understood and so we are presenting a few basics to get you started
August 4, 2023/by Grant Headifen
Sailing Vessel Preparation
Sometimes it is a good idea to get nasty stuff out of the way first as well as prepare your boat and crew.
October 25, 2023/by Grant Headifen
Docking Force Alignment and Moment Balance
When you are docking, if your boat pulls on a line attached to the dock, the line pulls back on your boat. If the forces are aligned, then nothing really happens.
June 9, 2024/by Grant Headifen
Bilge Pumps
An emergency bilge pump(s) is a very significant electrical device on any vessel. This pump is used to pump out water that may collect, for whatever reason, in the bilge.
October 23, 2023/by Grant Headifen
Global Positioning System
GPS stands for global positioning system. It uses a network of satellites in orbit. Although the GPS is used as a navigation device, it is also a form of communication to the vessel.
October 14, 2023/by Grant Headifen
Getting the General Feel of Maneuvering a Catamaran
Some have compared maneuvering a catamaran with driving a bulldozer. Well . . . perhaps!
May 19, 2024/by Grant Headifen
Best Angle to the Wind when Sailing
Here's a diagram to show you what "degrees off the wind" means. Sails, unlike wings, get their shape from the wind pressure against the fabric....
August 13, 2023/by Grant Headifen
Types of PFDs
Types of PDF's Here is a graphical explanation between a lifejacket and a buoyancy vest. PFD Type ratings are being phased out...
October 18, 2023/by Grant Headifen


